Description

4,6-Dichloro-2H-1-Benzothiine-3-Carbaldehyde is a specialized heterocyclic building block of significant interest in advanced organic synthesis. This compound matters as a key intermediate for constructing complex molecular architectures, particularly in the development of novel pharmaceuticals and agrochemicals. It is primarily needed by research chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for creating new active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and infectious diseases.
• Agrochemical Research: Serves as a key building block for developing new herbicides, fungicides, and insecticides with unique modes of action.
• Material Science: Used in the research and development of organic electronic materials, such as novel semiconductors or light-emitting compounds.
• Chemical Synthesis: Acts as a versatile electrophile and aldehyde component in various name reactions, including Suzuki, Heck, and Knoevenagel condensations.
• Academic & R&D: Employed in university and institutional laboratories for methodological studies and the discovery of new chemical transformations.
• Ligand Synthesis: Useful for constructing complex chelating ligands used in catalysis and metal-organic frameworks (MOFs).

Basic Information

Product Name	4,6-Dichloro-2H-1-Benzothiine-3-Carbaldehyde
CAS No.	54949-15-4
Molecular Formula	C10H6Cl2OS
Molecular Weight	245.13 g/mol
Synonyms	4,6-Dichloro-2H-1-benzothiopyran-3-carboxaldehyde; 4,6-Dichloro-3-formyl-2H-1-benzothiopyran; 4,6-Dichloro-2H-1-benzothiine-3-carboxaldehyde; 4,6-Dichlorothiochroman-3-carbaldehyde; 54949-15-4; 4,6-Dichloro-2H-thiochromene-3-carbaldehyde; 3-Formyl-4,6-dichloro-2H-1-benzothiopyran
EINECS	Contact for details

Quality Control

Our 4,6-Dichloro-2H-1-Benzothiine-3-Carbaldehyde is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical quality attributes. Our commitment to cGMP principles and adherence to ISO standards ensure reliable supply for your most demanding R&D and scale-up projects.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This material is light-sensitive and should be handled under an inert atmosphere when appropriate for prolonged use. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.